WebCEO does a little bit of everything. Competitor backlink spying, rank tracking, and keyword research just to name a few. And oh yea, for those of you that do SEO for clients, WebCEO lets you generate branded SEO reports.

Scrapebox is the “Swiss Army Knife of SEO.” And indeed, it does have a lot of handy features like a semi-automated blog commenter and a keyword scraper. I’m not a huge fan of their dashboard, though. It’s kinda clunky and hard to navigate until you get fully acquainted with it.

Multifunctional – One Time Fee

Technical SEO

WebSite Auditor digs through your entire site to find and audit every resource, both internal and external: HTML, CSS, JavaScript, Flash, images, videos, and more. The tool also lets you crawl your site as Google, Bing following robots.txt instructions for any bot, so you can see and analyze the same pages of your site that search engines see.

With over 1 million active installs this is one of the most popular WordPress SEO plugins available. You can generate meta descriptions, meta keywords, and even block bad bots with this plugin. It also has a premium version that is loaded with a bunch of useful features like a Video SEO Module and advanced support for Woo Commerce.

The thing that sets Screaming Frog SEO Log Analyzer apart from other technical SEO tools is that it analyzes your site’s log files to give you insight on how search engine bots behave on your site. You can see the crawl frequency, crawled URLs, and identify broken links and errors. All valuable SEO insights, especially if you run a large site.

Made by the same company that created the tool above, Screaming Frog SEO Spider is a desktop plugin that allows you to analyze your entire site’s content and it’s structure in real time. You can analyze page titles, meta data and even identify duplicate content.

Bing Webmaster Tools will help you understand how Bing’s search engine spiders interact with your site, and it will also point out any diagnostic issues. Their dashboard will also reveal a lot of useful info like the keywords that drive people to your site which can help you understand what’s working and what’s not working in your SEO efforts.

DareBoost will audit your site and give you SEO optimization tips. Yes, it actually gives you tips. So for instance, if your site is running slow it will give you recommendations on how to improve your load times.

DeepCrawl is a website crawler that will scan your entire site and point out SEO mistakes like thin content, broken links, and pages that are underperforming in search engines. It will also make recommendations on how you can fix the SEO mistakes it finds.

Mobile usability is now one of Google’s primary ranking factors. If your site isn’t mobile-friendly your rankings will be negatively impacted. So you have to test your site for mobile friendliness, and what better tool to do that with than Google’s own mobile-friendliness testing tool? Great resource.

How fast your site loads is another primary ranking factor. Google Page Speed Insights will analyze your website’s load times and point out where you can make improvements to increase your site’s speed.

Google Search Console will alert you to server connectivity issues, and if Google notices anything that can get your site penalized. It also tracks keywords, crawls errors, search analytics, internal links, and a lot of other technical SEO factors.

Ghost spam can become a major issue that can render your Google analytics data almost impossible to gain insight from if you allow it to get out of hand. This tool will quickly filter out spam bots and traffic from spammy sites so that your data won’t be negatively impacted.

Site Condor hails itself as the digital marketing tool for experts. I must admit, it has some pretty useful features like multiple site monitoring via email alerts, broken link checking, and other detailed technical SEO data. It will also recommend how you can easily fix any issues it uncovers.

If you manage multiple websites this SEO audit tool is especially useful being that you can use it on 10+ domains at once. However, besides just being a technical SEO auditing tool you can also use Topvisor to conduct keyword research, track rankings on your site and competitors sites, and a lot more.

Varvy SEO Tool will give you a detailed site audit that includes social media data at the push of a button. All you have to do is input your site or a competitors site URL into the search bar and click the test button.

Zadroweb SEO Auditor will analyze your site’s Moz domain authority, page speed, tell you your top 10 keywords, and a lot more. It’s free to use and you can download a PDF copy of your audit report for later reference.

With Onpage.org you can monitor keywords, detect optimization errors, and monitor your server performance all from one dashboard. It also comes with a useful text editor that will help you optimize your content for search engines.

Solo SEO will help you monitor your SEO progress, monitor brand mentions online, and give you step by step SEO tips that you can use to improve problem areas it identifies when analyzing your site and content.

Upcity will give you a free SEO report that shows you how you stack up against your competitors. The company presents itself as an all-in-one solution so you’ll find SEO, social media, and reputation management tools within the dashboard.

This site created by Google is pretty straightforward in what it does. Input your website URL or a code snippet and it will analyze it for errors. The tool uses live data so you can be assured that its analysis is up to date.

Analytics Tools

Kissmetrics focuses on user’s behavior when they’re active on your site. Monitor your funnel, cohort analysis and more. This analytics platform does a superb job of giving you details about how your visitors interact with your site.

Apsalar’s analytics platform is made specifically for mobile apps, with a primary focus on ROI. It helps you track your return on ad spend, optimize your budget by partner, and create similar audiences for retargeting.

The key feature of App Annie’s mobile analytics platform is the ability to monitor app store rankings, reviews, and keywords. It also gives you app usage statistics on user frequency, revenue per user, and market penetration.

Web SEO Analytics comes with a host of features that you wouldn’t traditional see in an analytics platform. Things like backlink analysis, keyword research, and competitor rank spying just to name a few.

As the name states, this tool is for digital marketing agencies. Agency Analytics will allow you to manage numerous clients data in real-time all from one dashboard. It also gives you an easy way to present the data to your clients in a way that’s easily understandable. All from a professional interface that’s fully brandable with your own logo and color scheme.

If you’re marketing on Snapchat, you’ll definitely need Snaplytics, since Snapchat doesn’t provide analytic data to marketers. The software is fully automated and will give you the metrics you need to analyze how well your Snaps are performing.

This full featured platform lets you integrate all your customer touch points so you can get a clearer picture of how people are interacting with your company. Whether it’s on your mobile app, email, website, or even your help desk, Woopra will track your customer’s interactions and build a unique profile around them.

One of the first steps to knowing if your SEO tactics are delivering results is to track your rankings. Well, Advanced Web Ranking’s software will track them across the board. Desktop, mobile, and local searches.

Do you sell on Amazon? Well, AMZ Tracker will give you valuable insight by tracking your product rankings for certain keywords on Amazon.com and Amazon’s International sites. You can also use it to spy on competitors sales which is the feature I like most about this software.

Pro Rank Tracker gives you comprehensive SEO reports that show you your ranking history on hundreds or even thousands of keywords if you choose. It will even show you keywords that you rank for that you don’t even know about yet.

Rank Ranger monitors your rankings across desktop, mobile, and local search. It’s also bundled with some other pretty useful tools like a keyword research engine and a social media analytics and insights tool.

This platform is all about gauging your effectiveness vs your competition. Rival IQ will show you your competitor’s digital activities across search and social media and let you know which one of you is winning the battle. The software will also spy on your competitors and notify you when they make a move that deserves your attention.

This rank tracker comes with a keyword research and online reputation management tool. However, SERPWoo still does rank tracking very well. It will even alert you of new keyword competitors that are on the rise and give you their stats so you can gain insight into what they’re doing to accelerate their rankings.

Accuranker is one of the fastest rank checkers I’ve tested. Besides just monitoring keyword rankings the service also allows cross-platform integrations with Google Analytics and all the popular social networks.

SERPmetrics monitors fluctuations in search rankings. If you notice a rise or fall in your rankings, this site will give you the information needed to determine if your site is the only one in flux or if the entire internet is experiencing turbulence.

Serps.com is for SEO professionals that manage multiple sites for clients. It comes with a suite of tools, but I must admit the suite isn’t as extensive as some of the other multifunctional SEO tools on this list.

Buzzsumo reveals to you the content that is performing best in your industry based on social shares. Just enter a keyword or domain, and it will show you the content that has the most social shares or what’s trending at that very moment.

Google correlate will show you the keywords that tend to get searched together based on Google search engine user trends. As an example: Google correlate might show you that people that search for “red dresses” tend to also search for “silk red dresses” and “short red dresses.”

Want to see the keywords your competitors are targeting? That’s iSpionage’s greatest strength. But it doesn’t just reveal the keywords your competitors are targeting in PPC campaigns, it also shows you how much they are spending per month on AdWords. This service is all about analyzing your competitor’s data to gain useful insights.

Keyword Eye is a pretty cool tool. It lets you gauge keyword competitiveness on Google, YouTube, and Amazon. It will also show you content that is trending right now. Keywords are sorted by color, indicating their level of competition and ranking difficulty.

Keyword Snatcher is a web-based software that compiles keywords from numerous sources including Google, YouTube, Yahoo, and Amazon. Unlike many of the other resources on this list, there’s no monthly subscription fee. You pay $47 for the software one time and receive lifetime access.

The thing that sets this long tail keyword scraper apart from others is that it scrapes real user data from Google, YouTube, Amazon, and other search engine autocomplete databases. That’s pretty valuable information to have.

Then it mixes and matches them together to generate hundreds of new keyword phrases. Take the phrases this tool comes up with and input them in Google’s Keyword Planner to see if people actually search for them.

SECockpit is a pretty extensive keyword research tool. It has just about every feature of the other keyword research resources on this list and a few more like unrestricted keyword analysis data and keyword ideas via Amazon and YouTube suggest.

Seed Keywords uses your contacts to crowdsource your keyword research. You create a scenario for a search query then ask your friends what keywords they would use to solve it. The site gives you a link to pass out via email and social media to encourage your contacts to answer the query.

Spyfu is one of the most well-known resources to spy on your competitor’s keywords and rankings. Besides just keyword research the software comes bundled with other useful tools like smart recommendations to improve your PPC campaigns and sales leads.

This software will help you discover hundreds or even thousands of profitable keywords. Just input a seed keyword and TermExplorer’s automated keyword discovery engine will give you a list of suggestions.

WordTracker is a sophisticated keyword research tool that maintains its own internal database of keywords. Which means that it has a lot of long tail keywords that Google Keyword Planner and other keyword suggestion tools can’t show you.

Impactana is all about revealing content ideas that can have a significant impact on your brand and search results. It does this by showing you compelling content that is already making waves in your niche. Armed with this knowledge you can create similar content that has a high chance of getting shared and linked to.

Keyword Discovery has a very extensive database of keyword ideas compiled from the world’s top search engines. Besides just being a simple keyword suggestion tool, though, you can also use it to gauge keyword density, seasonal search trends and a lot more.

LinkBuilding Tools

One of the advanced techniques to build backlinks is to find sites with broken links then email them and ask them to replace the broken link with a relevant link from your site.

But how do you find sites with broken links? One surefire way is to use Citation Labs’ Broken Link Finder.

It’ll scour the entire web for broken links closely related to your field of interest, then give you a list that contains contact details for the sites that house the broken links and an archive version of the broken page.

If your site grows large, enough there might come a time when you need to disavow spammy links. That’s where Disavow.it comes in. It will turn your list of bad backlinks into a Google ready disavow file.

Guest posting is a great strategy for building backlinks. However, finding guest posting opportunities can be difficult. GuestPost Tracker maintains a database of websites that accept guest post. A useful tool that will save you hours of research.

Linkstant is a great tool that will alert you when your site gains a new backlink. This allows you to contact sites that link to you and begin building a relationship that can lead to more link opportunities.

Sometimes it can be difficult to decide whether to disavow a backlink or not. Marie Haynes’s Disavow blacklist will make the decision easier by telling you if a link is helping or hurting your site’s SEO.

Muck Rack allows you to contact journalist and pitch stories and follow up ideas. The journalist typically works for high authority websites like Forbes and Fox News, so the backlinks you gain are worth gold.

Want to know what type of content works best in your industry? EpicBeat will point out trends, tell you which content formats receive more engagement and other key insights that will allow you to make informed decisions in your content creation and marketing efforts.

Link Research Tools is an excellent link analysis resource. My favorite feature is the “Link Detox” tool. What it does is scan your backlinks and alerts you to any links that put you at risk of a Google penalty so you can take action before it’s too late.

Backlink Analysis

With SEO SpyGlass you find all links to any domain with the Web’s freshest backlink index, SEO PowerSuite Link Explorer, unique to SEO SpyGlass. The tool also lets you pull links directly from Google Analytics and Google Search Console — an integration you won’t find in any other backlink checker.

Majestic SEO is a widely used link analysis tool that comes bundled with other helpful SEO features. One thing I love about the software is that it will tell you the reputation of your link prospects so that you don’t accidentally build spammy links.

Open Link Profiler is a simple but useful tool that will analyze 200,000 of your site’s freshest backlinks or the links of your competitors. Hands down, this is one of the best free backlink analysis tools on the market.

Another creation from the team at Moz.com, MozBar will attach a toolbar to the top of your browser. The toolbar will show you page authority, domain authority, link metrics, and social share stats for the page you’re viewing.

SEOquake is Google Chrome browser extension that also has a Firefox and Opera version. It operates as a toolbar that will reveal the SEO metrics of the page you’re currently viewing. Traffic estimates and backlinks are just a couple of the stats it’ll show you.

Need to identify top influencers in your industry? AuthoritySpy will help you do it. The best thing about this software though is that it aggregates data from multiple sources including Facebook, Twitter, and Google search.

Citation Labs’ Link Prospector will search the web for a variety of link building opportunities in your industry. Its range of search is very extensive, covering guest posting opportunities, chances for audience input, and writers that need sources or content like infographics.

Domain Hunter Plus will crawl a webpage for broken links that you can use for prospecting opportunities. That’s more than enough to make this a great tool. But the software takes it a bit further and actually lets you know if the broken link’s domain is available for registration. Awesome.

YourOutreach offers automated influencer outreach and content marketing. The company confidently states that their service can save you up to 80% time on your outreach efforts. That’s definitely a plus.

A marriage of link prospecting and influencer outreach. Pitchbox comes with a lot of features and is easy to use. Just input a few keywords and the software will scan the internet for prospects. It returns with a list of people and their contact details, from there you can make initial contact and track outreach performance.

GroupHigh is an excellent service that allows prospect segmentation and even shows you SEO stats on your prospects content and websites. GroupHighs blog search engine also has over 15 million blogs listed, so you’ll likely find a lot of prospects that cover your industry.

Narrow is Twitter automation software that targets users that are currently talking about your industries topics via Hashtags, keywords, and location. This will help simplify the process of building a targeted audience on Twitter.

This platform has a focus on cold outreach emails. Mailshake comes with pre-built email templates for a guest post, content promotion, and more. Once you send your outreach emails, you can monitor opens, replies, and clicks via the platform.

Outreachr has a very extensive database of contacts that extends across almost any niche you can imagine. Just input keywords that describe your niche in Outreachr’s search box, and it’ll hand you a list of PR contacts and link building opportunities.

Traackr is a popular outreach platform used by some of the world’s top brands. Their software allows you to track conversations, build outreach list, and find top influencers based on Traackr’s custom scoring system.

WebTextTool is all about keyword research and content optimization. Use their search engine to find relevant keywords to target, then write the content directly in their text editor to receive real-time content optimization advice.

nTopic will scan your existing content and give you suggestions to make it more SEO friendly and relevant to your industry. It will also help you improve the content you’re creating by scanning it and suggesting relevant keywords and SEO improvements. nTopic comes as a Chrome extension or WordPress plugin. It also has a free writer app that you can use to write your content and receive real-time analysis.

SEO Plugin By Squirrly enables you to do keyword research and analysis from your WordPress editor. It will also give you SEO advice while you’re typing and grade your finished article for its search engine friendliness.

Copyscape will help you avoid duplicate content penalties by telling you if the content you pasted in their search box exists elsewhere online. It can also be used to track down sites that have scraped your website’s content.

When Google announced that they would be shutting down Google reader in March of 2013, we all scrambled to find a place to import our RSS feeds. Feedly emerged as a top alternative. You can sort all your favorite publications, podcast, and YouTube videos from their mobile app.

EWWW Image Optimizer is a WP plugin that will optimize your images as you upload them. Increasing your site’s load times and lowering your bandwidth usage. It’s extremely affordable also at only $3 per 1,000 images.

Content Optimization – Paid

Content Writing Tools

Ulysses has an immaculate interface with zero distractions. But one of the best things about Ulysses is that the editor is plain text, so you’ll have no formatting issues when exporting your writing to WordPress or another platform.

Grammarly is a highly sophisticated web app and Chrome extension that will analyze your writing for grammar and spelling mistakes in almost any place you write on the internet. That includes email, WordPress, MS Word and nearly any other site that you might type out a few sentences.

Wordable allows you to import post from Google Docs to WordPress in one click. The best thing about the software, though, is that it preserves your headings, italics, etc without any of the formatting issues, you would typically encounter when copy and pasting from Google Docs to WordPress.

Writerduet is script writing software used mostly by screenwriters. However, podcasters are now cleverly using the platform to outline their shows. Includes real-time collaboration and a very clean interface.

Dlvrit is a fully automated social sharing platform. Just link your RSS feed, and it will post your latest pieces of content to your social media pages. You can curate content and build a custom queue with your own auto post schedule also.

Buffer is one of the more popular social media management tools on the market. Schedule, publish and review analytics. Very simple to use. Comes with a mobile app and Chrome extension so you can easily add images, articles, and videos you find while surfing the web to your buffer queue.

Yala is a chat bot that will schedule your social media post based on its algorithm that identifies when most of your followers are active on the social network. Unfortunately, Yala currently only integrates with Slack, but Facebook Messenger and other integrations are on the way.

PostReach is a unique analytics platform that tells you not only how many social shares your blog post receive, but WHO shared your post, and how much traffic the share sent to your site. By the way, you can also use this tool to identify who’s sharing your competitors content.

Reveal is a Slack Bot that operates as a digital marketing assistance. What it does is monitor your Facebook and Instagram ad campaigns and alerts you if you’re losing money, or if there are drastic changes to your Click-Through Rate.

Ghost Browser allows you to log into multiple accounts from one browser window. Very useful if you manage multiple profiles on the same social network and hate wasting time logging in and out of multiple accounts to get your work done.

How authoritative is your brand on social media? Klout attempts to decipher that question for you based on their custom ranking system that takes shares of your content, follower engagement and other criteria into account.

Using Hashtags is a critical part of maximizing the reach of your social media post. But with literally millions of Hashtags available which ones should you choose? RiteKit’s browser extension analyzes Hashtags to help you find the ones that will have the most impact for your brand.

If you’re finding it difficult to come up with keyword ideas for your local business, then Imforsmb.com’s Bulk Keyword Generator is an excellent tool to help get you out of the rut. Just input a few details, and it will generate a relevant keyword list for your industry.

GeoRanker allows you to track your local ranking for relevant keywords. The cool part is that it will only show you what people in your geographical location see, so you know the rankings are relevant for the area your business operates in.

Whitespark is a powerful suite of SEO tools for local businesses. The platform includes a very detailed citation finder, a reputation builder that helps you gain online reviews, and a local rank tracker.

Just because you manage a local business website doesn’t mean it’s not important for you to run SEO audits to gauge your effectiveness and any mistakes you might be making. Bright Local was created specifically to perform SEO audits on local business websites, and it does the job incredibly well with extremely detailed audit reports.

Landing Page Tools

Thrive Content Builder is a very popular premium WordPress plugin, and there’s no secret why. It’s drag and drop visual editor is simple and intuitive, it comes with a full suite of optimized for conversion pre-built landing pages, and a lot more.

Nearly every marketer knows the importance of A/B testing. However, it does take a bit of know-how to implement. VWO simplifies the process. With this tool can literally be running your first split test in just a few clicks.

Unbounce’s landing page builder comes with a full suite of marketing tools including lightboxes, A/B testing, and targeted overlays on any page. All pages are mobile responsive, and the platform integrates with most email marketing software and CRM tools.

Leadpages is one of the more popular landing page creators used by marketers. It has a drag and drop interface, popup forms, built-in A/B testing, and conversion rate optimized templates that you can sort from highest to lowest conversion rate.

Can easily be integrated into WordPress via their WordPress plugin or used as a standalone that operates on LeadPages unlimited traffic servers.

InstaBuilder allows you to build landing pages fast. It comes as a WordPress plugin with built-in split testing and optimized templates. One of the best things about this software though is that you can own it for a one time fee instead of paying a monthly subscription like many of the other landing page builders on this list.

Lander is a great landing page builder although it’s relatively new to the market. The software allows you to add your landing pages to Facebook, it also has all the standard features like A/B testing and a drag and drop builder. Very promising.

ClickFunnels does a lot more than landing pages. In fact, it’s a full suite of marketing tools.

Create sales pages, deliver digital products, set up email marketing campaigns, build your own affiliate network and a lot more. It’s clear that the goal of this platform is to be a complete digital marketing solution.

SumoMe allows you to create opt-in forms, smart bars, and scroll boxes to capture leads. However, it’s more of a full marketing and analytics suite with heat map tracking, social share buttons, and content analytics.

Rocketium is a video creation tool that makes it incredibly easy to produce HD videos for social media and your website. The software is especially useful if you need to create videos with text overlay.

TinyJpg is a basic image optimizer that will balance image quality and file size. The software is so simple to use that even someone with minimum tech experience could optimize their images. Just drag and drop up to 20 images to begin.

Visual Analysis Tools

vidIQ was created to help you grow your YouTube channel. The platform gives you a much deeper analysis than YouTube’s built-in channel analytics. vidIQ’s team of strategist will also give you specific insights on how to grow your channel and your videos organic reach.

Virool VideoSpy For YouTube is a Google Chrome extension that will show you a scorecard of key engagement metrics for your YouTube videos. Great way to gain quick insights into how your content is performing.

TubeBuddy is a free browser extension that will help you optimize your YouTube videos for maximum reach and engagement by showing you critical data and metrics. It also has some other useful features like bulk annotation updates and channel backup.

Visual Analysis tools – Free trial/Free version

Feedback Tools

This is undoubtedly one of my favorite quiz creation plugins. Qzzr allows you to easily create, embed, and share quizzes on social media.

An interesting and engaging quiz can drive a flurry of traffic to your website. Now don’t get me wrong, traffic is great, but it’s nothing without conversions. And that’s what sets this software apart.

Webinar Tools

Webinars On Air is all-in-one webinar suite that utilizes Google+ Hangouts. It’s easy to use and has a professional feel. Also allows you to monetize your webinar by charging attendees an upfront fee or by flashing clickable banner ads during the broadcast.

GoToWebinar is probably the most widely used webinar software on the market. Very simple to set up, comes with useful features like email automation, audience interaction via polls, and mobile support.

AnyMeeting is a very easy tool to host webinars. The platform allows you to capture leads, run live polls, and record your webinar for replay viewing. The Pro version can support up to 2,000 attendees.

Created by world-renowned tech giant Cisco, WebEx is a very dependable piece of webinar software that integrates seamlessly with Cisco’s other suite of tools. Allows up to 3,000 attendees, multiple broadcasters, and a lot more.

OnStream has an advanced infrastructure, which makes it one of the most scalable webinar solutions on this list. The system is 100% cloud based, and your attendees can view your broadcast on virtually any device.

Google Hangouts isn’t really a full-blown webinar tool. However, for small meetings and chats up to 100 people, it’s a great option with a lot of cool interactive features like Gifs, photo sharing, and emojis.

Periscope is a mobile streaming app owned by Twitter. It’s mostly used to broadcast live streams to the world. However, you can set your broadcast to private and invite only to conduct webinars with only select groups of people. The great part about using Periscope to hold webinars is that it’s 100% free and you have virtually unlimited attendee capacity.

Webinar tools – Free

Email Marketing Tools

Undoubtedly MailChimp is a very simple solution to get started in email marketing. Why? Because it’s 100% free to open an account and you can build a list of up to 2,000 subscribers before you have to move to a paid plan.

Getresponse is an excellent choice for email marketers. It’s inexpensive, allows you to build custom forms and landing pages, conduct webinars, and recently they added sales and marketing automation to the fold.

Want to see what your emails will look like in users browsers before you hit the send button? Litmus will let you do just that. You can see how your email will look on over 50+ apps and devices. The platform also has tools to help you design emails, test if spam filters will flag your email and email analytics.

Cake Mail’s goal is to make email marketing simple for everyone, and it does a great job at that. The interface is really clean and simple. Sorting contacts only takes just a few clicks, and the email templates look elegant on all devices.

Zapier allows you to connect the various tools you have in your digital marketing arsenal to create a streamlined process of automated functions. Definitely, saves you time and does an excellent job of bringing order to your marketing operations.

Center brings together all of your sales and marketing apps including your blog, Facebook, PayPal, your CRM, and email software. From there it tracks your prospects and allows you to automate different functions.

Say for instance, if someone attends your webinar you can have Center automatically add them to your email sales funnel. The list of automation rules you can create with this software are nearly limitless.

Created by Salesforce, Pardot’s marketing automation software gives you a visual of your funnel and all the moving parts within it. This effectively gives you a bird’s-eye view of any deficiencies or gaps you might have in your sales process.

Ontraport has a lot of features. You can create and publish websites, sell products, build opt-in forms, and send emails. Basically, you’ll have a fully integrated marketing system from top to bottom with no need to use any external software.

Email Tracker is a very useful Chrome Extension that will show you if your emails were read. The extension works for Gmail, Hotmail, Outlook, Google Inbox, and Yahoo Mail. Just install it and all future emails will be tracked.

WOW, this is a really extensive list…in fact I hate to say it but it is too long. I appreciate that you’re wanting to provide an exhaustive resource, but there’s way too many options here.

It would have been more valuable to me if you provided a list of the tools you’ve used and liked, or even a list of the tools you used and didn’t like…or if you want an exhaustive list, perhaps a chart comparing the features?

Reading one-paragraph description of over 300 different tools is just too much time investment for not enough concrete comparative data.

Not trying to be an ass because you must have put in a lot of time in putting all this together. Hope this feedback is helpful, as that is how I meant it.